GB201205774D0 - Fibre laser - Google Patents

Fibre laser

Info

Publication number
GB201205774D0
GB201205774D0 GBGB1205774.1A GB201205774A GB201205774D0 GB 201205774 D0 GB201205774 D0 GB 201205774D0 GB 201205774 A GB201205774 A GB 201205774A GB 201205774 D0 GB201205774 D0 GB 201205774D0
Authority
GB
United Kingdom
Prior art keywords
fibre
optical
fibre laser
less
round trip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GBGB1205774.1A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heriot Watt University
Original Assignee
Heriot Watt University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heriot Watt University filed Critical Heriot Watt University
Priority to GBGB1205774.1A priority Critical patent/GB201205774D0/en
Publication of GB201205774D0 publication Critical patent/GB201205774D0/en
Priority to EP13713478.9A priority patent/EP2831963B1/en
Priority to DK13713478.9T priority patent/DK2831963T3/en
Priority to PCT/GB2013/050766 priority patent/WO2013144600A2/en
Priority to US14/500,063 priority patent/US9601894B2/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06791—Fibre ring lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1106—Mode locking
    • H01S3/1112—Passive mode locking
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0092—Nonlinear frequency conversion, e.g. second harmonic generation [SHG] or sum- or difference-frequency generation outside the laser cavity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/06712—Polarising fibre; Polariser
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/08022—Longitudinal modes
    • H01S3/08027—Longitudinal modes by a filter, e.g. a Fabry-Perot filter is used for wavelength setting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08059—Constructional details of the reflector, e.g. shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
    • H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1106—Mode locking
    • H01S3/1112—Passive mode locking
    • H01S3/1115—Passive mode locking using intracavity saturable absorbers
    • H01S3/1118—Semiconductor saturable absorbers, e.g. semiconductor saturable absorber mirrors [SESAMs]; Solid-state saturable absorbers, e.g. carbon nanotube [CNT] based
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1618—Solid materials characterised by an active (lasing) ion rare earth ytterbium

Abstract

A fibre laser having an optical cavity that has an optical fibre and a curved mirror for imaging light leaving the fibre back into the fibre. The optical fibre has a round trip dispersion loss of less than 200000 fs2. The round trip length of the optical fibre is less than 2.3 m.
GBGB1205774.1A 2012-03-30 2012-03-30 Fibre laser Ceased GB201205774D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GBGB1205774.1A GB201205774D0 (en) 2012-03-30 2012-03-30 Fibre laser
EP13713478.9A EP2831963B1 (en) 2012-03-30 2013-03-25 Fibre laser
DK13713478.9T DK2831963T3 (en) 2012-03-30 2013-03-25 FIBER LASER
PCT/GB2013/050766 WO2013144600A2 (en) 2012-03-30 2013-03-25 Fibre laser
US14/500,063 US9601894B2 (en) 2012-03-30 2014-09-29 Fibre laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1205774.1A GB201205774D0 (en) 2012-03-30 2012-03-30 Fibre laser

Publications (1)

Publication Number Publication Date
GB201205774D0 true GB201205774D0 (en) 2012-05-16

Family

ID=46160107

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1205774.1A Ceased GB201205774D0 (en) 2012-03-30 2012-03-30 Fibre laser

Country Status (5)

Country Link
US (1) US9601894B2 (en)
EP (1) EP2831963B1 (en)
DK (1) DK2831963T3 (en)
GB (1) GB201205774D0 (en)
WO (1) WO2013144600A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201205774D0 (en) 2012-03-30 2012-05-16 Univ Heriot Watt Fibre laser
US9726472B1 (en) * 2013-11-22 2017-08-08 Stc.Unm Intracavity fiber sensors
US9684223B2 (en) 2015-02-06 2017-06-20 Canon Kabushiki Kaisha High efficiency fiber optical parametric oscillator
WO2016209279A1 (en) * 2015-06-26 2016-12-29 Halliburton Energy Services, Inc. Downhole sensing using solitons in optical fiber
CN116704559B (en) * 2023-07-28 2023-11-03 南京大学 Quantum fingerprint identification method and system based on asynchronous two-photon interference

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5627848A (en) 1995-09-05 1997-05-06 Imra America, Inc. Apparatus for producing femtosecond and picosecond pulses from modelocked fiber lasers cladding pumped with broad area diode laser arrays
US7190705B2 (en) * 2000-05-23 2007-03-13 Imra America. Inc. Pulsed laser sources
DE10052461B4 (en) * 2000-10-23 2007-09-06 Lumera Laser Gmbh Device for generating laser light
JP2002368313A (en) 2001-06-12 2002-12-20 Aisin Seiki Co Ltd Passive type mode-locked fiber laser
GB2385460B (en) 2002-02-18 2004-04-14 Univ Southampton "Pulsed light sources"
AU2003299854A1 (en) * 2002-12-20 2004-07-22 Alnaire Laboratories Corporation Optical pulse lasers
US7339727B1 (en) * 2003-01-30 2008-03-04 Northrop Grumman Corporation Method and system for diffractive beam combining using DOE combiner with passive phase control
US20050169324A1 (en) * 2004-01-30 2005-08-04 Ilday Fatih O. Self-similar laser oscillator
JP2005294806A (en) * 2004-03-10 2005-10-20 Sun Tec Kk Wide-band light source
US7711013B2 (en) 2004-03-31 2010-05-04 Imra America, Inc. Modular fiber-based chirped pulse amplification system
US7526003B2 (en) * 2004-12-08 2009-04-28 Polaronyx, Inc. Nonlinear polarization pulse shaping mode locked fiber laser at one micron
US7477666B2 (en) * 2005-04-06 2009-01-13 Polar Onyx, Inc. All fiber based short pulse amplification at one micron
US7876803B1 (en) * 2007-03-21 2011-01-25 Lockheed Martin Corporation High-power, pulsed ring fiber oscillator and method
CN101611522B (en) * 2006-09-18 2013-04-24 康奈尔研究基金会股份有限公司 All-normal-dispersion femtosecond fiber laser
JP5086822B2 (en) 2007-01-31 2012-11-28 パナソニック株式会社 Wavelength conversion device and two-dimensional image display device
US7898731B2 (en) 2007-11-20 2011-03-01 The Regents Of The University Of California Fiber optical parametric oscillator with high power and bandwidth
US8526110B1 (en) * 2009-02-17 2013-09-03 Lockheed Martin Corporation Spectral-beam combining for high-power fiber-ring-laser systems
US8787411B2 (en) * 2011-06-21 2014-07-22 Cornell University Mode-locked fiber laser based on narrowband optical spectral filtering and amplifier similaritons
GB201205774D0 (en) 2012-03-30 2012-05-16 Univ Heriot Watt Fibre laser

Also Published As

Publication number Publication date
WO2013144600A3 (en) 2013-11-28
EP2831963B1 (en) 2017-08-23
EP2831963A2 (en) 2015-02-04
US9601894B2 (en) 2017-03-21
WO2013144600A2 (en) 2013-10-03
US20150055666A1 (en) 2015-02-26
DK2831963T3 (en) 2017-11-27

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)